TY JOUR TI Deformation behaviour of hybrid composite -ceramic cad / cam materials in comparison with behaviour of the tooth dentine and enamel under compression and stretching KW JO Actual problems in dentistry AU Ivashov, A.S. AU Mandra, Y.V. AU Zaitsev, D.V. AU Panfilov, P.E. PY 2016 IS 12 PB TIRAZH Publishing House